AsthmaRespiratory SystemSensitivity and SpecificityDiagnostic Techniques and ProceduresLung ComplianceMolecular Diagnostic TechniquesRespiratory MechanicsAirway ResistanceRespiratory Physiological PhenomenaDiagnostic Techniques, RadioisotopeDiagnostic Techniques, OtologicalDiagnostic Techniques, SurgicalRespiratory System AbnormalitiesLungPolymerase Chain ReactionLung Volume MeasurementsAzure StainsDiagnostic Techniques, Respiratory SystemDiagnostic Techniques, UrologicalRespiratory Function TestsDiagnostic Tests, RoutineDiagnostic Techniques, Obstetrical and GynecologicalDiagnostic Techniques, Digestive SystemAnti-Asthmatic AgentsFunctional Residual CapacityReproducibility of ResultsRespirationTidal VolumeClinical Laboratory TechniquesSpirometryRespiration, ArtificialRespiratory Tract DiseasesAir SacsOscillometryAir PressureForced Expiratory VolumePredictive Value of TestsPulmonary VentilationTomography, X-Ray ComputedCytodiagnosisDiagnostic Techniques, NeurologicalPositive-Pressure RespirationSeverity of Illness IndexParasitologyProspective StudiesBronchoscopyAdministration, InhalationRadionuclide ImagingTime FactorsRetrospective StudiesPrevalenceBronchodilator AgentsBiopsy, NeedleMethacholine ChlorideEvaluation Studies as TopicInfant, NewbornBiopsyDiagnostic Techniques, EndocrineRespiratory SoundsUltrasonographyBronchial HyperreactivityRisk FactorsPeak Expiratory Flow RateMicroscopyBronchoconstrictor AgentsBiopsy, Fine-NeedleAsthma, Exercise-InducedMagnetic Resonance ImagingEnzyme-Linked Immunosorbent AssayFecesBacteriological TechniquesPulmonary Gas ExchangeLocusta migratoriaDiagnostic Techniques, CardiovascularThoraxAlbuterolBronchoconstrictionRespiratory ParalysisRespiration DisordersDog DiseasesCost of IllnessTotal Lung CapacityTreatment OutcomeRespiratory Distress Syndrome, AdultAirway ObstructionTracheaLung DiseasesDiagnostic ErrorsMycosesUnited StatesAsthma, OccupationalCytochromesExhalationRespiratory Tract InfectionsFollow-Up StudiesBronchiVentilators, MechanicalVital CapacityContrast MediaAerosols